465149 has 4 divisors (see below), whose sum is σ = 466620. Its totient is φ = 463680.

The previous prime is 465133. The next prime is 465151. The reversal of 465149 is 941564.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 145924 + 319225 = 382^2 + 565^2 .

It is a cyclic number.

It is not a de Polignac number, because 465149 - 2⁴ = 465133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44 + ... + 965.

It is an arithmetic number, because the mean of its divisors is an integer number (116655).

2⁴⁶⁵¹⁴⁹ is an apocalyptic number.

It is an amenable number.

465149 is a deficient number, since it is larger than the sum of its proper divisors (1471).

465149 is a wasteful number, since it uses less digits than its factorization.

465149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470.

The product of its digits is 4320, while the sum is 29.

The square root of 465149 is about 682.0183281995. The cubic root of 465149 is about 77.4813829718.

The spelling of 465149 in words is "four hundred sixty-five thousand, one hundred forty-nine".